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| n | a(n) |
|---|---|
| 1 | 8688 |
| 2 | 45776 |
| 3 | 240020 |
| 4 | 1264228 |
| 5 | 6664620 |
| 6 | 35209872 |
| 7 | 186233144 |
| 8 | 986928332 |
| 9 | 5236116224 |
| 10 | 27831579620 |
| 11 | 148096235716 |
| 12 | 789461093804 |
| 13 | 4212865815920 |
| 14 | 22520692982832 |
| 15 | 120511765742428 |
| 16 | 645968908638908 |
| 17 | 3465944872151148 |
[8688,45776,240020,1264228,6664620,35209872, 186233144,986928332,5236116224,27831579620, 148096235716,789461093804,4212865815920, 22520692982832,120511765742428,645968908638908, 3465944872151148] |